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<H1>IBM Visualization Data Explorer Programmer&#39;s Reference</H1>
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<H2><A NAME="Header_41" HREF="progu015.htm#PToC_41">3.5 Module Builder: Overall
Module Description</A></H2>
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<P>
Use this section to specify the following information.
<TABLE CELLPADDING="3">
<TR VALIGN="TOP"><TD><B><TT><STRONG>Name</STRONG></TT>
</B></TD><TD>The name of the module.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Category</STRONG></TT>
</B></TD><TD>The name of the tool category to which the module is to be
assigned.
This can be the name of an existing category or a name of your
choosing.
Click on <TT><STRONG>Existing</STRONG></TT> (at the right of the text field)
for a list of existing categories.
If you then click on one of the categories in the list, the category
name is automatically inserted in the text field.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Description</STRONG></TT>
</B></TD><TD>A brief description of the module being defined.
It appears in a <TT><STRONG>Description of...</STRONG></TT> box when the
<TT><STRONG>Description...</STRONG></TT> button of the module&#39;s
configuration dialog box is selected.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Number of inputs</STRONG></TT>
</B></TD><TD>The number of inputs to the module.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Number of outputs</STRONG></TT>
</B></TD><TD>The number of outputs from the module.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Module Type</STRONG></TT>
</B></TD><TD>The type of module: inboard, outboard, or
runtime-loadable.
Specify the type by activating the appropriate toggle button.
The default is "inboard."
<P><B>Notes: </B><OL>
<P><LI>Activating the <TT><STRONG>outboard</STRONG></TT> toggle button makes
available two associated text fields (<TT><STRONG>Executable
Name</STRONG></TT> and <TT><STRONG>Outboard Host</STRONG></TT>)
and one toggle button (<TT><STRONG>Persistent</STRONG></TT>):
<TABLE CELLPADDING="3">
<TR VALIGN="TOP"><TD><B><TT><STRONG>Executable Name</STRONG></TT>
</B></TD><TD>Specifies the name of the module executable.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Outboard Host</STRONG></TT>
</B></TD><TD>Specifies the name of the host machine on which the outboard module
is to be run.
This parameter defaults to "local host."
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Persistent</STRONG></TT>
</B></TD><TD>Specifies that the outboard module is not be terminated after it
produces output.
</TD></TR></TABLE>
For more information on outboard modules,
see <A HREF="progu041.htm#HDRCLO2">11.5 , "Compiling, Linking, and Debugging an
Outboard Module"</A>.
<P><LI>Activating the <TT><STRONG>runtime-loadable</STRONG></TT> toggle button
makes available the <TT><STRONG>Executable Name</STRONG></TT>
text field.
For more information, see <A HREF="progu042.htm#HDRMODRUNS">11.6 , "Compiling,
Linking, and Debugging a Runtime-loadable Module"</A>.
</OL>
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Executable name</STRONG></TT>
</B></TD><TD>See <TT><STRONG>Module Type</STRONG></TT> above.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Outboard Host</STRONG></TT>
</B></TD><TD>See <TT><STRONG>Module Type</STRONG></TT> above.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Persistent</STRONG></TT>
</B></TD><TD>See <TT><STRONG>Module Type</STRONG></TT> above.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Asynchronous</STRONG></TT>
</B></TD><TD>The module may create data asynchronously, in response to events
outside of Data Explorer.
See <A HREF="progu038.htm#HDRASYNMOD">11.2 , "Asynchronous Modules"</A>.
</TD></TR><TR VALIGN="TOP"><TD><B><TT><STRONG>Include File Name</STRONG></TT>
</B></TD><TD>The name of an include file to be inserted in the worker routine.
</TD></TR></TABLE>
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